One solution to solve this issue is to add a customized reload button and hide all its previous buttons.
<div class="easyui-pagination" data-options="total:114,buttons:$('#btn')" style="border:1px solid #ddd;"></div>
<div id="btn">
<a href="#" class="easyui-linkbutton" plain="true" iconCls="pagination-load"></a>
</div>
<script>
$(function(){
$('#btn').closest('td').prevAll('td').hide();
});
</script>